Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
85226107Composite: proven not-prime with PRP test
TF
No factors below 276
TF target 275
P-1
B1 = 680000
B2 = 13260000
PRP
StatusDateUserResidueShiftTypeBase
Verified2018-07-01Valerio Bellizzomi9B5749C80E13AEB0013
Verified2022-04-09_p95holder_9B5749C80E13AEB08413156913
History
DateUserTypeResult
2022-04-09_p95holder_C-PRP
9B5749C80E13AEB0
PRP: Verified
PRP without proof (not generated)
2018-07-01Valerio BellizzomiC-PRP
9B5749C80E13AEB0
PRP: Verified
PRP without proof (not generated)
2017-12-26Luigi MorelliNF-PM1
B1=680000, B2=13260000, E=12
2017-09-14Kevin JagetNF
no factor from 2^75 to 2^76
2017-08-201997rj7NF
no factor from 2^74 to 2^75
2017-04-28-Anonymous-NF
no factor from 2^73 to 2^74
2017-02-271997rj7NF
no factor from 2^72 to 2^73
2014-09-05Quantum SingularityNF
no factor from 2^71 to 2^72
2014-09-05Quantum SingularityNF
no factor from 2^70 to 2^71
2014-04-12SMoffatNF
no factor from 2^69 to 2^70
2013-02-25Juergen KampmeierNF
no factor from 2^68 to 2^69
2013-02-08E.LechnerNF
no factor from 2^67 to 2^68
2013-02-03lastareasdelhogarNF
no factor from 2^65 to 2^67
2010-11-25Architects CubedNF
no factor from 2^64 to 2^65